vessel, and a blue flag indicates the last reported position of thevessel.1 From a chart or 3D chart view, select MENU > OtherVessels > DSC Trails.2 Select the number of hours to show tracked vessels on thechart.For example, if you select 4 Hours, all trail points that areless than four hours old appear for all tracked vessels.Individual Routine CallsWhen you connect the chartplotter to a Garmin VHF radio, youcan use the chartplotter interface to set up an individual routinecall.When setting up an individual routine call from your chartplotter,you can select the DSC channel on which you want tocommunicate. The radio transmits this request with your call.Selecting a DSC ChannelNOTE: The selection of a DSC channel is limited to thosechannels that are available in all frequency bands. The defaultchannel is 72. If you select a different channel, the chartplotteruses that channel for subsequent calls until you call usinganother channel.1 Select Navigation Info > Other Vessels > DSC List.2 Select a vessel or a station to call.3 Select Call with Radio > Channel.4 Select an available channel.Making an Individual Routine CallNOTE: When initiating a call from the chartplotter, if the radiodoes not have an MMSI number programmed, the radio will notreceive call information.1 Select Navigation Info > Other Vessels > DSC List.2 Select a vessel or a station to call.3 Select Call with Radio.4 If necessary, select Channel, and select a new channel.5 Select Send.The chartplotter sends information about the call to the radio.6 On your Garmin VHF radio, select Call.Making an Individual Routine Call to an AIS Target1 From a chart or 3D chart view, select an AIS target.2 Select AIS Vessel > Call with Radio.3 If necessary, select Channel, and select a new channel.4 Select Send.The chartplotter sends information about the call to the radio.5 On your Garmin VHF radio, select Call.Chartplotter Data ManagementCopying Waypoints, Routes, and Tracksfrom HomePort to a ChartplotterBefore you can copy data to the chartplotter, you must have thelatest version of the HomePort software program loaded on yourcomputer and a memory card installed in the chartplotter.Copy the data from HomePort to the prepared memory card.For more information, see the HomePort help file.Copying Data from a Memory Card1 Insert a memory card into the card slot.2 Select User Data > Manage Data > Data Transfer.3 If necessary, select the memory card to copy data to.4 Select an option:• To transfer data from the memory card to the chartplotterand combine it with existing user data, select Merge fromCard.• To transfer data from the memory card to the chartplotterand overwrite existing user data, select Replace fromCard.5 Select the file name.Copying Waypoints, Routes, and Tracks to aMemory Card1 Insert a memory card into the card slot.2 Select User Data > Manage Data > Data Transfer > Saveto Card.3 If necessary, select the memory card to copy data to.4 Select an option:• To create a new file, select Add New File, and enter aname. The file name is saved with an .adm extension.• To add the information to an existing file, select the filefrom the list.Selecting a File Type for Third-PartyWaypoints and RoutesYou can import and export waypoints and routes from third-partydevices.1 Select User Data > Data Transfer > File Type.2 Select GPX.To transfer data with Garmin devices again, select the ADM filetype.Sharing Waypoints and Routes AcrossDevicesBefore you can share waypoints and routes, you must connectthe devices using a data sharing cable. The data sharing cableis an optional accessory you can purchase.You can share waypoint and route data between two compatiblechartplotters installed on your boat. You must turn on user datasharing for both devices to share data.Select User Data > User Data Sharing > On on bothdevices.Copying Built-In Maps to a Memory CardYou can copy maps from the chartplotter to a memory card foruse with HomePort.1 Insert a memory card into the card slot.2 Select User Data > Manage Data > Data Transfer.3 Select Copy Built-In Map.Backing Up Data to a Computer1 Insert a memory card into the card slot.2 Select User Data > Manage Data > Data Transfer > Saveto Card.3 Select a file name from the list, or select Add New File.4 Select Save to Card.The file name is saved with an .adm extension.5 Remove the memory card, and insert it into a card readerattached to a computer.6 Open the Garmin\UserData folder on the memory card.7 Copy the backup file on the card and paste it to any locationon the computer.18 Chartplotter Data Management